Once there was a multiverse - multiple realities, each slightly different from the other. But in aftermath of CRISIS ON INFINITE EARTHS, it all collapsed, leaving only one universe - ours.

Now, the only survivors of those other worlds, Superman and Lois Lane of Earth-Two, Superboy of Earth-Prime and Alexander Luthor of Earth-Three, are exiled to a limbo dimension... and its killing Lois.To save the woman he loves, this Man of Steel must break his bonds and bend reality to what he thinks is right. His only opposition is our Superman.